CALDAV & CARDDAV SUPPORT:
Support syncing with CalDav and CardDav for exchange of calendar, contact and task information with with iCloud, AOL, Fruxx, Yahoo, Memotoo and many other "DAV" enabled services. Also includes support for syncing attachments for calendar events.

NOTE:
64-bit version requires Outlook 2010/2013/2016 64-bit and not just Windows 64-bit. Otherwise, install the 32-bit version of gSyncit including if using Windows 64-bit. You can confirm the "bit" version of Outlook used on Outlook File / Help or File / Accounts panel.